iwlwifi: mvm: clear all scan UIDs

In case of nic restart flow is called in the middle of scan abort
flow, aborted scan UIDs might not be cleared.

Fix it and clean these UIDs as well.

Signed-off-by: Ayala Beker <ayala.beker@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20200930191738.71aacc1a0358.Ie53f7ab07b42e6a5223f33e201b0f862ebda8986@changeid


Signed-off-by: Luca Coelho <luciano.coelho@intel.com>